From 2ab4a0fa9bc9395e3d4a597f186eb565e5cd30a0 Mon Sep 17 00:00:00 2001
From: Michael Krelin <hacker@klever.net>
Date: Fri, 31 Aug 2018 22:58:51 +0000
Subject: knob label

---
diff --git a/another.scad b/another.scad
index 05bfab3..49833ec 100644
--- a/another.scad
+++ b/another.scad
@@ -67,6 +67,7 @@ module the_extruder(
  min_xy_shell = 2*extrusion_width,
 
  body_label = "another", body_label_thickness = layer_height,
+ knob_label = "another", knob_label_thickness = 2*layer_height, knob_label_size=undef,
 
  what="lever",  // lever|body|knob|springpad|*
  left=false,
@@ -429,9 +430,21 @@ module the_extruder(
     for(a=[0:360/knob_indents:359]) rotate([0,0,a])
      translate([0,gearbox_d/2,-1])
      cylinder(d=knob_indent_d,h=knob_h+2,$fn=fnd*knob_indent_d);
+    translate([0,0,-body_h-epsilon]) knob_label();
    }
   }
  }//knob module
+ module knob_label() {
+  if(knob_label) {
+   ll = len(knob_label);
+   lsl = gearbox_d-knob_indent_d;
+   ts = knob_label_size?knob_label_size:min(lsl/ll,gearbox_d/4);
+   translate([0,0,body_h+epsilon+knob_h-knob_label_thickness])
+   linear_extrude(height=knob_label_thickness+epsilon,convexity=64)
+   mirror([left?0:1,0])
+   text(text=knob_label,size=ts,halign="center",valign="center",font="Arial Black");
+  }
+ }
 
  module debug() {
   difference() {
@@ -475,6 +488,7 @@ module the_extruder(
   color("green",0.7) lever();
   color("yellow",0.7) body();
   color("red",0.7) knob();
+  color("brown",0.7) knob_label();
   color("blue",0.7) springpad();
  }
 }
--
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